Dean Brennan
| 
 Brennan in 2024  | |||
| Personal information | |||
|---|---|---|---|
| Full name | Dean James Gary Brennan | ||
| Date of birth | 17 June 1980 | ||
| Place of birth | Dublin, Ireland | ||
| Position(s) | Winger / Attacking midfielder | ||
| Team information | |||
Current team  | Barnet (Head Coach) | ||
| Senior career* | |||
| Years | Team | Apps | (Gls) | 
| 1999–2000 | Sheffield Wednesday | 0 | (0) | 
| 2000 | Bohemians | 0 | (0) | 
| 2000–2002 | Luton Town | 9 | (0) | 
| 2002–2003 | Hitchin Town | 47 | (20) | 
| 2003–2004 | Stevenage Borough | 17 | (2) | 
| 2003–2004 | → Hendon (loan) | 4 | (2) | 
| 2004–2005 | Grays Athletic | 45 | (9) | 
| 2005–2006 | Lewes | 12 | (2) | 
| 2006 | Dunstable Town | 3 | (0) | 
| 2006 | AFC Wimbledon | 10 | (0) | 
| 2006 | Cambridge City | 0 | (0) | 
| 2006–2007 | Chesham United | ? | (?) | 
| 2007 | Hemel Hempstead Town | 19 | (1) | 
| 2007 | Barton Rovers | ? | (?) | 
| 2007–2008 | Halesowen Town | 32 | (22) | 
| 2008–2009 | Corby Town | 0 | (0) | 
| 2009–2010 | Aylesbury | ||
| 2010–2011 | Hemel Hempstead Town | ||
| 2011–2012 | Dunstable Town | 40 | (13) | 
| Managerial career | |||
| 2010 | Hemel Hempstead Town (caretaker) | ||
| 2012–2018 | Hemel Hempstead Town | ||
| 2018–2019 | Billericay Town | ||
| 2019 | Kingstonian | ||
| 2019–2021 | Wealdstone | ||
| 2021– | Barnet | ||
| *Club domestic league appearances and goals | |||
Dean James Gary Brennan (born 17 June 1980) is an Irish football manager who is head coach of EFL League Two club Barnet.
As a player he was a winger / attacking midfielder who played professionally for Sheffield Wednesday, Bohemians and Luton Town before spending the remainder of his career in the English non-league.